3v4l.org

run code in 300+ PHP versions simultaneously
<?php function forums_fid() { if (!defined('FORUMS_FID')) { $GLOBALS['maktaba_fid'] = '14'; $GLOBALS['ask_question_fid'] = '9'; } define('FORUMS_FID', 1); } forums_fid(); echo $GLOBALS['maktaba_fid']; echo $GLOBALS['ask_question_fid'];
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
149

preferences:
255.67 ms | 406 KiB | 357 Q